Breath of Fury + Emmara, Soul of the Accord + Anger

Breath of Fury
Emmara, Soul of the Accord
Anger

Requires
Breath of Fury must be on the battlefield. Emmara, Soul of the Accord must be on the battlefield. Anger must be in the graveyard. Breath of Fury attached to any other creature you control. An opponent cannot block creatures you control. You control a Mountain.
Steps
  1. Declare Emmara and the creature with Breath of Fury attached as attackers.
  2. Emmara triggers, creating a 1/1 Soldier creature token with lifelink.
  3. Deal combat damage to an opponent using the creature with Breath of Fury attached.
  4. Breath of Fury triggers, causing you to sacrifice the creature it is attached to, then attach Breath of Fury to the Soldier token, untap all creatures you control and to get an additional combat phase after this one.
  5. Repeat each combat phase.
Results
Infinite combat damage. Infinite combat phases. Infinite death triggers. Infinite ETB. Infinite lifegain. Infinite lifegain triggers. Infinite LTB. Infinite mana creatures you control can produce. Infinite sacrifice triggers. Infinite untap of all creatures. Infinite untap of creatures you control.